CN113282279B - Background push curve component of power system regulation cloud and implementation method - Google Patents

Background push curve component of power system regulation cloud and implementation method Download PDF

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Publication number
CN113282279B
CN113282279B CN202110547027.2A CN202110547027A CN113282279B CN 113282279 B CN113282279 B CN 113282279B CN 202110547027 A CN202110547027 A CN 202110547027A CN 113282279 B CN113282279 B CN 113282279B
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component
curve
pushing
data
time sequence
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CN113282279A (en
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张学勇
张蓬勃
韩晓
邹庆
柴生
黄昆
陈月燕
张丽
孙彦珺
侯梅芳
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NARI Group Corp
Nari Technology Co Ltd
NARI Nanjing Control System Co Ltd
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NARI Group Corp
Nari Technology Co Ltd
NARI Nanjing Control System Co Ltd
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F8/00—Arrangements for software engineering
    • G06F8/20—Software design
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F8/00—Arrangements for software engineering
    • G06F8/70—Software maintenance or management
    • G06F8/76—Adapting program code to run in a different environment; Porting
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/445—Program loading or initiating
    • G06F9/44521—Dynamic linking or loading; Link editing at or after load time, e.g. Java class loading
    • G06F9/44526—Plug-ins; Add-ons
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00—Administration; Management
    • G06Q10/10—Office automation; Time management
    • G06Q10/101—Collaborative creation, e.g. joint development of products or services
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications

Abstract

The invention discloses a background pushing curve component of a power system regulation cloud and an implementation method, wherein the background pushing curve component comprises the following steps: a front end of the assembly and a rear end of the assembly; the front end of the component is used for receiving external scene description definition, generating a corresponding scene object, receiving time sequence data returned by the rear end of the component, and visually displaying a corresponding curve on a browser interface of the client according to display attributes; receiving incremental change time sequence data pushed by the rear end of the component, and updating a curve on an interface; and the rear end of the component is used for acquiring corresponding time sequence data according to the data request, acquiring the time sequence data of incremental change periodically according to a pushing strategy and pushing the time sequence data to a curve drawing module at the front end of the component. The curve component provided by the invention meets the characteristics of the requirement of a power system, improves the efficiency of application scene construction, and reduces the repeated development time.

Description

Background push curve component of power system regulation cloud and implementation method
Technical Field
The invention belongs to the technical field of power system regulation cloud, and particularly relates to a curve component implementation method for background pushing of a power system regulation cloud, and further relates to a curve component for background pushing of the power system regulation cloud.
Background
The power system regulation and control cloud platform is a key technology for improving power energy management capability and guaranteeing regulation and control safety, and has important significance for future high-speed development of power production regulation and control. Many power specialties begin to develop specific scenario applications needed in power regulation, but for the customized development of curve components in these applications, the components cannot be reused, nor can they meet the multi-level, diverse, and continuous demand changes of different power management and power consumers, which include: (1) the components can be reused, and the requirements of various specific scene applications are met; (2) the component data is refreshed in real time, and the requirements of quick construction and convenient integration are met; (3) the application and platform developers work cooperatively, and the application focuses more on the requirements of power application and modular support provided by the platform.
Therefore, a curve component for regulating and controlling the cloud of the power system needs to be designed to provide technical support for various applications built on the platform and meet the requirements of rapid construction, convenient integration and application and platform cooperation.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a curve component for background pushing of a power system regulation cloud and an implementation method thereof.
In order to solve the technical problems, the invention provides the following technical scheme.
In a first aspect, the present invention provides a curve component for background pushing of a power system regulation cloud, including: a front end of the assembly and a rear end of the assembly; the front end of the component comprises a scene analysis module and a curve drawing module; the rear end of the component comprises a data service module and a pushing service module; wherein:
the scene analysis module is used for receiving the external scene description definition and generating a corresponding scene object; the scene object comprises an object attribute, a display attribute and a control attribute; the control attributes comprise a time range, a display step length and a push strategy for defining object data query;
the curve drawing module is used for sending a data request to the rear end of the component according to the object attribute and the control attribute, receiving time sequence data returned by the rear end of the component, and visually displaying a corresponding curve on a client browser interface according to the display attribute; receiving incremental change time sequence data pushed by the rear end of the component, and updating a curve on an interface;
the data service module is used for acquiring corresponding time sequence data from the power system regulation cloud platform according to the data request and sending the time sequence data to the curve drawing module at the front end of the component;
and the pushing service module is used for periodically acquiring the time sequence data of the incremental change from the power system regulation and control cloud platform according to a pushing strategy and pushing the time sequence data to the curve drawing module at the front end of the component.
Optionally, the front end of the assembly and the back end of the assembly are separately deployed.
Optionally, the display attribute includes a style and legend information defining curve drawing, wherein the style includes a line type, a color and a width;
optionally, the push service module is implemented based on an OSGI framework.
Optionally, the back end of the component further includes a configuration item loading module, configured to load a default configuration item when the curve component initially runs, and initialize a background service of the curve component according to the configuration item.
Optionally, the configuration items are: the method comprises the steps of a component operation strategy, a component caching strategy, a push service enabling strategy and a push service execution period.
In a second aspect, the invention further provides a method for implementing the curve component for background pushing of the power system regulation cloud, wherein the curve component comprises a component front end and a component rear end; the interaction process between the front end of the component and the back end of the component is as follows:
the front end of the component receives external scene description definition and generates corresponding scene objects; the scene object comprises an object attribute, a display attribute and a control attribute; the control attributes comprise a time range, a display step length and a push strategy for defining object data query;
the front end of the component sends a data request to the back end of the component according to the object attribute and the control attribute;
the back end of the component judges whether data pushing is needed or not according to the data request; if the data needs to be pushed, the data request information is added into a pushing queue; otherwise, corresponding time sequence data are directly obtained from the power system regulation cloud platform and are sent to the front end of the component;
the front end of the component receives time sequence data returned by the rear end of the component, and a corresponding curve is visually displayed on a browser interface of the client according to the display attribute;
the rear end of the component reads data request information from the pushing queue, acquires time sequence data of incremental change from the power system regulation and control cloud platform periodically, and pushes the time sequence data to the front end of the component;
and the front end of the component receives the incremental change time sequence data pushed by the rear end of the component and updates the curve on the interface.
Compared with the prior art, the invention has the following beneficial effects:
(1) the components are reusable, supporting a variety of specific application scenarios. The components are integrated with a scene page, parameter interaction is carried out through scene objects, the scene objects are adapted to scenes commonly used by various power systems, and curve components can be automatically adapted as long as description of the scene objects is changed.
(2) And realizing data push refreshing across browsers. The push service uses the Atmosphere framework, which is compatible with multiple versions of browsers, so the curve component also inherits this advantage.
(3) Convenient construction and rapid integration. In the present invention, the curve component provides a plurality of integration methods with the application scenario, including: the method comprises the steps of code embedding and component function integration, an application developer configures scene definition, a curve component provides a curve component function meeting specific scene requirements according to the scene definition, and the component implementation process is transparent to the application developer.
(4) The application and platform developers cooperate efficiently. Developers in different specialties only pay attention to function development in the field of the specialties, the personal advantages of the developers are fully played, the overall efficiency of a research and development team is achieved, and the working efficiency is improved.
Drawings
FIG. 1 is a general frame diagram of a curvilinear assembly of the present invention;
FIG. 2 is a schematic view of the operation of the curvilinear assembly of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The invention relates to a curve component for background pushing of a power system regulation cloud, which comprises:
and the application scene analysis module is a module of a front-end layer and is used for receiving the external scene description definition and generating a scene object.
And the curve drawing module is used for displaying a curve on the client browser and modifying the display style of the component according to the display attribute in the scene object. And drawing and displaying the time sequence data and the incremental pushed data in a visual curve mode according to the display attribute in the scene object.
And the component data service module is used for shielding interface difference of the bottom layer platform and acquiring time sequence data from the bottom layer regulation cloud platform.
And the component push service module actively sends the data of the background to the front end and displays the data by the front end drawing module. Hot deployment is supported based on the osgi (open Service Gateway initiative) framework.
The invention discloses a method for realizing a curve component pushed by a background of a power system regulation cloud, which is shown in figure 1 and comprises the following steps:
(1) application scenario definition: the method comprises the steps of describing an application scene of a curve component in a power system regulation and control cloud, realizing scene definition analysis, receiving external scene description definition, generating a scene object based on a JSON format, and expanding the scene object according to application scene requirements.
The scene object includes attributes: scene identification, object attribute, display attribute and control attribute; wherein:
the scene identification defines an application scene used by the curve component, and comprises the following steps: the method comprises a single-device multi-measurement scene, a multi-device single-measurement scene and a multi-device multi-measurement scene. Defining a unique scene ID, wherein the scene identification can be continuously expanded according to the requirements of an application scene;
defining equipment object ID and measurement type by object attribute;
displaying style and legend information drawn by the attribute definition curve, wherein the style comprises a line type, a color and a width;
the control attribute defines the time range, the display step length, the push strategy and the legend display strategy of the object data query.
TABLE 1 scene object Property definitions
Figure BDA0003073888790000051
Figure BDA0003073888790000061
(2) Drawing the components: the component drawing can display the time sequence data of the defined scene object in a curve form, and front-end curve drawing and style modification are realized according to the display attribute and the control attribute in the scene object. The display attributes include: line type, color, width, etc.; the control attributes include: time range, step size, whether push is enabled, etc.
(3) Component data services: the data service provides a universal service interface for the components, and according to the equipment object attributes in the scene objects, time sequence data are acquired from the power system regulation cloud platform and returned to the front-end components in a structured data format.
(4) Component push service: the curve component is based on an Open Service Gateway Initiative (OSGI) framework, the push Service comprises a front-end agent and a background agent, the front-end agent shields the difference of each browser version, a uniform functional interface is provided, and communication with the background agent is achieved. The background agent is an agent module meeting the OSGI framework, acquires the change data of the server and sends the change data to the front-end agent through the background agent module.
Referring to fig. 1, the curve component in the invention is divided into a component front end and a component rear end (i.e. data service of a background), and the front end and the rear end are separately deployed to reduce the coupling of the front end and the rear end; the front end of the component is executed according to the following steps:
step 1: calling a curve component, analyzing the scene description by the component through a scene definition analyzer, and generating a scene object;
the curve assembly is provided for calling a scene page, the object attribute is transmitted by the scene page, the text in the parameter format JSON format is transmitted, and the scene description parameters are converted into JSON objects in the assembly.
Step 2: the assembly analyzes the scene object and requests corresponding data to the rear end of the assembly through the time range and the display step in the object attribute and the control attribute;
the data are time sequence data of the object, because the data are stored in the regulation cloud platform, the front end only can know the information of the query object, and the real object curve data are obtained from the regulation cloud platform by calling the back end of the component.
And step 3: the front end of the component receives object time sequence data returned by the rear end of the component and draws a curve by combining with the display attribute in the scene object;
the time sequence data refers to data within a period of time, and the format is as follows: time: value, each time point corresponds to a data value, and the curve data taking the time as the X axis is formed along the change of the time.
And 4, step 4: receiving pushing data of the rear end of the component according to a pushing strategy, and updating a curve of a component interface;
the push strategy is well defined according to the characteristics of the power system, for example, a request contains time sequence data of a future period, and as time passes, new data exist at a future time point and need to be pushed to the curve. When data is accessed over a period of time, the data has not changed and there is no need to push the data to the curve. For example, the last point is 12 points, and when the background pushes 12:05 points of data, the last point of the curve is increased to 12:05 points.
The component backend (background services layer) includes three modules: the system comprises a configuration item loading module, a data service module and a pushing service module. The configuration item loading module is used for loading a default configuration item when the curve component initially runs, and initializing background services of the curve component according to the configuration item, wherein the configuration item comprises the following components: component operating policies (multi-threaded module and single-threaded mode), component caching policies (no cache, session cache and application cache), push service enabling policies, push service execution cycles; the data service module is used for butting bottom layer regulation cloud platform services and shielding the difference of the regulation cloud platform services for the curve components; and the push service module is used for operating according to the configuration period, acquiring the change data from the bottom platform and then pushing the change data to the front end of the component.
Referring to fig. 2, the curve background execution process in the present invention mainly refers to the process executed by the data service module and the push service module, and the data service module executes the following steps:
step 1: monitoring a front-end data request message, and analyzing the data request message;
step 2: and judging whether the data request needs data pushing (pushing strategy) according to the data request condition, if so, adding the object attribute, the time range and the display step length in the message information of the request into a pushing queue, otherwise, skipping the step.
And 3, step 3: continuing the operation of the step 2, and inquiring data in the platform by regulating and controlling the service interface of the cloud platform according to the condition in the request message;
and 4, step 4: continuing the operation in the step 3, reconstructing the data message according to the format of the front end of the component from the data obtained from the platform, and sending the data message to the front end of the component;
the push service module executes the following steps:
step 1: reading device object information from a push queue;
step 2: calling a platform service interface, and inquiring data of incremental change;
and step 3: and (4) constructing a push data message, sending the push data message to a front-end agent through a background service agent, and continuing returning to the step 1 to start the execution flow of the next week.
The push service uses a push framework, Atmosphere, which provides a front-end and a back-end, in two parts being proxies for curve components.
The data message meets JSON specifications, supports conversion into JSON objects at the front end of the component, and has service execution states, data validity identification, time sequence data sets, object information, measurement information and time range of time sequence data to represent the content of the data message.
The invention has the advantages that:
(1) the components are reusable, supporting a variety of specific application scenarios. The components are integrated with a scene page, parameter interaction is carried out through scene objects, the scene objects are adapted to scenes commonly used by various power systems, and curve components can be automatically adapted as long as description of the scene objects is changed. Generally, scene components are customized and developed, and application developers need to pay attention to not only the service development of the power system but also the development of the platform display components, so that a lot of extra workload is brought to the developers, and the development of the application scene is influenced.
(2) Data push refresh is implemented across browsers. The pushing uses an Atmosphere framework which is compatible with various versions of browsers, so that the curve component also inherits the advantage. The invention adopts the same source program code to realize the data push of the cross-browser, has the same program execution effect on different browser versions, and avoids the maintenance difficulty of a plurality of source codes. And by adopting data push refreshing, the real-time performance of data refreshing is also improved.
(3) Convenient construction and rapid integration. In the present invention, the curve component provides a plurality of integration methods with the application scenario, including: the method comprises the steps of code embedding and component function integration, an application developer configures scene definition, a curve component provides a curve component function meeting specific scene requirements according to the scene definition, and the component implementation process is transparent to the application developer.
(4) The application and platform developers cooperate efficiently. Developers in different specialties only pay attention to function development in the field of the specialties, the personal advantages of the developers are fully played, the overall efficiency of a research and development team is achieved, and the working efficiency is improved.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (7)

1. A curve component for background pushing of a power system regulation cloud is characterized by comprising: a front end of the assembly and a rear end of the assembly; the front end of the component comprises a scene analysis module and a curve drawing module; the rear end of the component comprises a data service module and a pushing service module; wherein:
the scene analysis module is used for receiving the external scene description definition and generating a corresponding scene object; the scene object comprises an object attribute, a display attribute and a control attribute; the control attributes comprise a time range, a display step length and a push strategy for defining object data query;
the curve drawing module is used for sending a data request to the rear end of the component according to the object attribute and the control attribute, receiving time sequence data returned by the rear end of the component, and visually displaying a corresponding curve on a client browser interface according to the display attribute; receiving incremental change time sequence data pushed by the rear end of the component, and updating a curve on an interface;
the data service module is used for acquiring corresponding time sequence data from the power system regulation cloud platform according to the data request and sending the time sequence data to the curve drawing module at the front end of the component;
and the pushing service module is used for periodically acquiring the time sequence data of the incremental change from the power system regulation and control cloud platform according to a pushing strategy and pushing the time sequence data to the curve drawing module at the front end of the component.
2. The curve component for background pushing of a power system regulation cloud of claim 1, wherein the front end and the back end of the component are separately deployed.
3. The power system regulation cloud background pushed curve component of claim 1 wherein the display attributes comprise a style and legend information defining the curve drawing, wherein the style comprises line type, color and width.
4. The curve component for background pushing of the power system regulation cloud of claim 1, wherein the pushing service module is implemented based on an OSGI framework.
5. The curve component for background pushing of the power system regulation cloud as claimed in claim 1, wherein the back end of the component further comprises a configuration item loading module, and the configuration item loading module is used for loading a default configuration item when the curve component initially runs and initializing a background service of the curve component according to the configuration item.
6. The curve assembly for background pushing of the power system regulation cloud according to claim 5, wherein the configuration items comprise: the method comprises the steps of a component operation strategy, a component caching strategy, a push service enabling strategy and a push service execution period.
7. A curve component implementation method for background pushing of a power system regulation cloud is characterized in that the curve component comprises a component front end and a component rear end; the interaction process between the front end of the component and the back end of the component is as follows:
the front end of the component receives external scene description definition and generates corresponding scene objects; the scene object comprises an object attribute, a display attribute and a control attribute; the control attributes comprise a time range, a display step length and a push strategy for defining object data query;
the front end of the component sends a data request to the back end of the component according to the object attribute and the control attribute;
the back end of the component judges whether data pushing is needed or not according to the data request; if the data needs to be pushed, the data request information is added into a pushing queue; otherwise, corresponding time sequence data are directly obtained from the power system regulation cloud platform and are sent to the front end of the component;
the front end of the component receives time sequence data returned by the rear end of the component, and a corresponding curve is visually displayed on a browser interface of the client according to the display attribute;
the rear end of the component reads data request information from the pushing queue, acquires time sequence data of incremental change from the power system regulation and control cloud platform periodically, and pushes the time sequence data to the front end of the component;
and the front end of the component receives the incremental change time sequence data pushed by the rear end of the component and updates the curve on the interface.
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CN101699393A (en) * 2009-10-09 2010-04-28 中国电子科技集团公司第二十八研究所 Intelligent software interface dynamic generation method facing network
CN111176645A (en) * 2019-12-30 2020-05-19 国电南瑞科技股份有限公司 Power grid big data application-oriented data integration management system and implementation method thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101699393A (en) * 2009-10-09 2010-04-28 中国电子科技集团公司第二十八研究所 Intelligent software interface dynamic generation method facing network
CN111176645A (en) * 2019-12-30 2020-05-19 国电南瑞科技股份有限公司 Power grid big data application-oriented data integration management system and implementation method thereof

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